X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=tests%2Funit%2Ftest_ust_data.c;h=f0acb2f2220cc623ecf8ec49339f59cfd5f5186a;hp=4b9ac64b3d47cae1fe72bdd56a79e21ccf12ec22;hb=881fa57f6332ffeeec1068353d426f67558f6fb6;hpb=c1e91a72b549afc9e7fe904b7ef9c1b670cfa775 diff --git a/tests/unit/test_ust_data.c b/tests/unit/test_ust_data.c index 4b9ac64b3..f0acb2f22 100644 --- a/tests/unit/test_ust_data.c +++ b/tests/unit/test_ust_data.c @@ -16,7 +16,6 @@ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ -#define _GNU_SOURCE #include #include #include @@ -24,12 +23,14 @@ #include #include #include +#include #include #include #include #include #include +#include #include @@ -39,15 +40,20 @@ #define RANDOM_STRING_LEN 11 /* Number of TAP tests in this file */ -#define NUM_TESTS 10 +#define NUM_TESTS 16 -/* For lttngerr.h */ +/* For error.h */ int lttng_opt_quiet = 1; int lttng_opt_verbose; +int lttng_opt_mi; int ust_consumerd32_fd; int ust_consumerd64_fd; +/* Global variables required by sessiond objects being linked-in */ +struct lttng_ht *agent_apps_ht_by_sock; +struct notification_thread_handle *notification_thread_handle; + static const char alphanum[] = "0123456789" "ABCDEFGHIJKLMNOPQRSTUVWXYZ" @@ -57,6 +63,19 @@ static char random_string[RANDOM_STRING_LEN]; static struct ltt_ust_session *usess; static struct lttng_domain dom; +/* + * Stub to prevent an undefined reference in this test without having to link + * the entire tree because of a cascade of dependencies. This is not used, + * it is just there to prevent GCC from complaining. + */ +int rotate_add_channel_pending(uint64_t key, enum lttng_domain_type domain, + struct ltt_session *session) +{ + ERR("Stub called instead of the real function"); + abort(); + return -1; +} + /* * Return random string of 10 characters. * Not thread-safe. @@ -81,8 +100,13 @@ static void test_create_one_ust_session(void) usess = trace_ust_create_session(42); ok(usess != NULL, "Create UST session"); + if (!usess) { + skip(1, "UST session is null"); + return; + } + ok(usess->id == 42 && - usess->start_trace == 0 && + usess->active == 0 && usess->domain_global.channels != NULL && usess->uid == 0 && usess->gid == 0, @@ -91,45 +115,26 @@ static void test_create_one_ust_session(void) trace_ust_destroy_session(usess); } -static void test_create_ust_metadata(void) -{ - struct ltt_ust_metadata *metadata; - - assert(usess != NULL); - - metadata = trace_ust_create_metadata(PATH1); - ok(metadata != NULL, "Create UST metadata"); - - ok(metadata->handle == -1 && - strlen(metadata->pathname) && - metadata->attr.overwrite - == DEFAULT_CHANNEL_OVERWRITE && - metadata->attr.subbuf_size - == default_get_metadata_subbuf_size() && - metadata->attr.num_subbuf - == DEFAULT_METADATA_SUBBUF_NUM && - metadata->attr.switch_timer_interval - == DEFAULT_METADATA_SWITCH_TIMER && - metadata->attr.read_timer_interval - == DEFAULT_METADATA_READ_TIMER && - metadata->attr.output == LTTNG_UST_MMAP, - "Validate UST session metadata"); - - trace_ust_destroy_metadata(metadata); -} - static void test_create_ust_channel(void) { struct ltt_ust_channel *uchan; struct lttng_channel attr; + struct lttng_channel_extended extended; memset(&attr, 0, sizeof(attr)); + memset(&extended, 0, sizeof(extended)); + attr.attr.extended.ptr = &extended; - strncpy(attr.name, "channel0", 8); - - uchan = trace_ust_create_channel(&attr); + ok(lttng_strncpy(attr.name, "channel0", sizeof(attr.name)) == 0, + "Validate channel name length"); + uchan = trace_ust_create_channel(&attr, LTTNG_DOMAIN_UST); ok(uchan != NULL, "Create UST channel"); + if (!usess) { + skip(1, "UST session is null"); + return; + } + ok(uchan->enabled == 0 && strncmp(uchan->name, "channel0", 8) == 0 && uchan->name[LTTNG_UST_SYM_NAME_LEN - 1] == '\0' && @@ -145,15 +150,23 @@ static void test_create_ust_event(void) { struct ltt_ust_event *event; struct lttng_event ev; + enum lttng_error_code ret; memset(&ev, 0, sizeof(ev)); - strncpy(ev.name, get_random_string(), LTTNG_SYMBOL_NAME_LEN); + ok(lttng_strncpy(ev.name, get_random_string(), + LTTNG_SYMBOL_NAME_LEN) == 0, + "Validate string length"); ev.type = LTTNG_EVENT_TRACEPOINT; ev.loglevel_type = LTTNG_EVENT_LOGLEVEL_ALL; - event = trace_ust_create_event(&ev, NULL); + ret = trace_ust_create_event(&ev, NULL, NULL, NULL, false, &event); + + ok(ret == LTTNG_OK, "Create UST event"); - ok(event != NULL, "Create UST event"); + if (!event) { + skip(1, "UST event is null"); + return; + } ok(event->enabled == 0 && event->attr.instrumentation == LTTNG_UST_TRACEPOINT && @@ -164,6 +177,109 @@ static void test_create_ust_event(void) trace_ust_destroy_event(event); } +static void test_create_ust_event_exclusion(void) +{ + enum lttng_error_code ret; + struct ltt_ust_event *event; + struct lttng_event ev; + char *name; + char *random_name; + struct lttng_event_exclusion *exclusion = NULL; + struct lttng_event_exclusion *exclusion_copy = NULL; + const int exclusion_count = 2; + + memset(&ev, 0, sizeof(ev)); + + /* make a wildcarded event name */ + name = get_random_string(); + name[strlen(name) - 1] = '*'; + ok(lttng_strncpy(ev.name, name, LTTNG_SYMBOL_NAME_LEN) == 0, + "Validate string length"); + + ev.type = LTTNG_EVENT_TRACEPOINT; + ev.loglevel_type = LTTNG_EVENT_LOGLEVEL_ALL; + + /* set up an exclusion set */ + exclusion = zmalloc(sizeof(*exclusion) + + LTTNG_SYMBOL_NAME_LEN * exclusion_count); + ok(exclusion != NULL, "Create UST exclusion"); + if (!exclusion) { + skip(4, "zmalloc failed"); + goto end; + } + + exclusion->count = exclusion_count; + random_name = get_random_string(); + strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion, 0), random_name, + LTTNG_SYMBOL_NAME_LEN); + strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion, 1), random_name, + LTTNG_SYMBOL_NAME_LEN); + + ret = trace_ust_create_event(&ev, NULL, NULL, exclusion, false, &event); + exclusion = NULL; + + ok(ret != LTTNG_OK, "Create UST event with identical exclusion names fails"); + + exclusion = zmalloc(sizeof(*exclusion) + + LTTNG_SYMBOL_NAME_LEN * exclusion_count); + ok(exclusion != NULL, "Create UST exclusion"); + if (!exclusion) { + skip(2, "zmalloc failed"); + goto end; + } + + exclusion_copy = zmalloc(sizeof(*exclusion) + + LTTNG_SYMBOL_NAME_LEN * exclusion_count); + if (!exclusion_copy) { + skip(2, "zmalloc failed"); + goto end; + } + + /* + * We are giving ownership of the exclusion struct to the + * trace_ust_create_event() function. Make a copy of the exclusion struct + * so we can compare it later. + */ + + exclusion->count = exclusion_count; + strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion, 0), + get_random_string(), LTTNG_SYMBOL_NAME_LEN); + strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion, 1), + get_random_string(), LTTNG_SYMBOL_NAME_LEN); + + exclusion_copy->count = exclusion_count; + strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion_copy, 0), + LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion, 0), LTTNG_SYMBOL_NAME_LEN); + strncpy(LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion_copy, 1), + LTTNG_EVENT_EXCLUSION_NAME_AT(exclusion, 1), LTTNG_SYMBOL_NAME_LEN); + + ret = trace_ust_create_event(&ev, NULL, NULL, exclusion, false, &event); + exclusion = NULL; + ok(ret == LTTNG_OK, "Create UST event with different exclusion names"); + + if (!event) { + skip(1, "UST event with exclusion is null"); + goto end; + } + + ok(event->enabled == 0 && + event->attr.instrumentation == LTTNG_UST_TRACEPOINT && + strcmp(event->attr.name, ev.name) == 0 && + event->exclusion != NULL && + event->exclusion->count == exclusion_count && + !memcmp(event->exclusion->names, exclusion_copy->names, + LTTNG_SYMBOL_NAME_LEN * exclusion_count) && + event->attr.name[LTTNG_UST_SYM_NAME_LEN - 1] == '\0', + "Validate UST event and exclusion"); + + trace_ust_destroy_event(event); +end: + free(exclusion); + free(exclusion_copy); + return; +} + + static void test_create_ust_context(void) { struct lttng_event_context ectx; @@ -176,6 +292,7 @@ static void test_create_ust_context(void) ok((int) uctx->ctx.ctx == LTTNG_UST_CONTEXT_VTID, "Validate UST context"); + free(uctx); } int main(int argc, char **argv) @@ -184,11 +301,15 @@ int main(int argc, char **argv) diag("UST data structures unit test"); + rcu_register_thread(); + test_create_one_ust_session(); - test_create_ust_metadata(); test_create_ust_channel(); test_create_ust_event(); test_create_ust_context(); + test_create_ust_event_exclusion(); + + rcu_unregister_thread(); return exit_status(); }